Home / 1,224,095.77-1,689,245.76-672,824.17

Finding the Fourth Proportional to 1,224,095.77, 1,689,245.76 and 672,824.17

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Solution

The fourth proportional to 1,224,095.77, 1,689,245.76 and 672,824.17 is: 928,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,095.77 : 1,689,245.76 = 672,824.17 : x
  2. Step 2: Convert to fraction form
    1,224,095.77/1,689,245.76 = 672,824.17/x
  3. Step 3: Cross multiply
    1,224,095.77x = 1,689,245.76 × 672,824.17
  4. Step 4: Simplify right side
    1,224,095.77x = 1,136,565,376,398.02
  5. Step 5: Solve for x
    x = 1,136,565,376,398.02/1,224,095.77
  6. Step 6: Final answer
    x = 928,493.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.